Castle uses creative tactics, such as asking the kids to write stories to see if any details of the crime emerge.
Reviewers generally viewed the episode as a "filler" but praised its lighthearted moments.
He fully immerses himself in their world, playing with army men and wearing fairy wings for tea parties.
Castle’s time in the classroom provides the episode’s emotional and comedic core as he attempts to "bond" with seven-year-olds to solve the case.
⭐ While the procedural plot regarding Russian mobsters is somewhat cliché, the episode succeeds as a character study of Castle’s eternal "inner child." Castle Season 7 Episode 4 Review: Child's Play - TV Fanatic
Anton was involved with a retired officer, Clarke Jaffe, using a mailbox as a drop site for illegal activities.